Note 7 - Earnings Per Share - Reconciliation of the Numerators and Denominators of the Earnings Per Share Calculations (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Net loss from continuing operations	$ (15)	$ (17)
Less: Noncontrolling interests net income from continuing operations	4	5
Net loss from continuing operations attributable to the parent company	(19)	(22)
Net income from discontinued operations	1,106	47
Net income attributable to the parent company	$ 1,087	$ 25
Weighted-average common shares outstanding - Basic (in shares)	109.9	145.6
Employee compensation-related shares (in shares)	0.0	0.0
Weighted-average common shares outstanding - Diluted (in shares)	109.9	145.6